06:37 AM EDT, 04/07/2026 (MT Newswires) -- Asian stock markets unevenly gained ground Tuesday, as traders weighed news from the Persian Gulf, and renewed their appetite for AI-related shares, after a strong outlook from Samsung Electronics.

Shanghai and Tokyo inched higher, while Seoul and Taiwan finished solidly in the green. Hong Kong remained closed on holiday.

In Japan, the Nikkei 225 opened evenly and treaded water, finishing modestly north as traders weighed Middle East outlooks.

The benchmark Nikkei 225 rose 15.88 to 53,429.56, as gaining issues outnumbered losers 142 to 80.

Leading the upside was software-tester Shift, rising 4.3%, while truck-maker Archion declined 7.2%.

In economic news, expenditures for two-or-more-person households in Japan in February struck an average of 289,391 yen, down 1.8% in real terms from the same month in 2025, reported the Statistic Bureau.

On the mainland, the Shanghai Composite rose 0.3% to 3,890.16.

In corporate news, South Korean tech conglomerate Samsung Electronics released strong first-quarter guidance, forecasting a record 57.2 trillion won in operating profit and 133 trillion won in consolidated sales, on Tuesday. Sales in the quarter are expected to rise 68% on year, and while profits should gain by 755%, according to Samsung.

On the other regional exchanges, the S. Korean KOSPI rose 0.8%; the Taiwan TWSE inclined 2%; the Australian ASX 200 advanced 1.7%; the Singapore Straits Times Index fell 0.3%, and the Thai Set gained 0.7%. In late trading in Mumbai, the Sensex was up 0.7%

The MSCI All Country Asia Pacific Index rose 1.2% on the day.